package org.apache.maven.artifact.repository;

/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */

import java.util.ArrayList;
import java.util.List;

import org.apache.maven.execution.MavenSession;
import org.apache.maven.project.MavenProject;

/**
 * Collects basic settings to access the repository system.
 * 
 * @author Benjamin Bentmann
 */
public class DefaultRepositoryRequest implements RepositoryRequest {

  private boolean offline;

  private boolean forceUpdate;

  private ArtifactRepository localRepository;

  private List<ArtifactRepository> remoteRepositories;

  /**
   * Creates an empty repository request.
   */
  public DefaultRepositoryRequest() {
    // enables no-arg constructor
  }

  /**
   * Creates a shallow copy of the specified repository request.
   * 
   * @param repositoryRequest The repository request to copy from, must not be {@code null}.
   */
  public DefaultRepositoryRequest(RepositoryRequest repositoryRequest) {
    setLocalRepository(repositoryRequest.getLocalRepository());
    setRemoteRepositories(repositoryRequest.getRemoteRepositories());
    setOffline(repositoryRequest.isOffline());
    setForceUpdate(repositoryRequest.isForceUpdate());
  }

  public static RepositoryRequest getRepositoryRequest(MavenSession session, MavenProject project) {
    RepositoryRequest request = new DefaultRepositoryRequest();

    request.setLocalRepository(session.getLocalRepository());
    if (project != null) {
      request.setRemoteRepositories(project.getPluginArtifactRepositories());
    }
    request.setOffline(session.isOffline());
    request.setForceUpdate(session.getRequest().isUpdateSnapshots());

    return request;
  }

  public boolean isOffline() {
    return offline;
  }

  public DefaultRepositoryRequest setOffline(boolean offline) {
    this.offline = offline;

    return this;
  }

  public boolean isForceUpdate() {
    return forceUpdate;
  }

  public DefaultRepositoryRequest setForceUpdate(boolean forceUpdate) {
    this.forceUpdate = forceUpdate;

    return this;
  }

  public ArtifactRepository getLocalRepository() {
    return localRepository;
  }

  public DefaultRepositoryRequest setLocalRepository(ArtifactRepository localRepository) {
    this.localRepository = localRepository;

    return this;
  }

  public List<ArtifactRepository> getRemoteRepositories() {
    if (remoteRepositories == null) {
      remoteRepositories = new ArrayList<ArtifactRepository>();
    }

    return remoteRepositories;
  }

  public DefaultRepositoryRequest setRemoteRepositories(List<ArtifactRepository> remoteRepositories) {
    this.remoteRepositories = remoteRepositories;

    return this;
  }

}
